MOVB	val+4(FP), R2
	SYNC
	MOVB	R2, 0(R1)
	SYNC
	RET

TEXT ·Load(SB),NOSPLIT,$0-8
	MOVW	ptr+0(FP), R1
	SYNC
	MOVW	0(R1), R1
	SYNC
	MOVW	R1, ret+4(FP)
	RET

TEXT ·Load8(SB),NOSPLIT,$0-5
	MOVW	ptr+0(FP), R1
	SYNC
	MOVB	0(R1), R1
	SYNC
	MOVB	R1, ret+4(FP)
	RET

// uint32 Xadd(uint32 volatile *val, int32 delta)
// Atomically:
//	*val += delta;
//	return *val;

	JMP	sync∕atomic·LoadInt32(SB)

TEXT	sync∕atomic·LoadUint64(SB), NOSPLIT, $0-16
	GO_ARGS
	JMP	sync∕atomic·LoadInt64(SB)

TEXT	sync∕atomic·LoadUintptr(SB), NOSPLIT, $0-16
	GO_ARGS
	JMP	sync∕atomic·LoadInt64(SB)

TEXT	sync∕atomic·LoadPointer(SB), NOSPLIT, $0-16
	GO_ARGS
	JMP	sync∕atomic·LoadInt64(SB)

// Store
TEXT	sync∕atomic·StoreInt32(SB), NOSPLIT|NOFRAME, $0-12
	GO_ARGS

		}

		sync := make(chan struct{})
		go func() {
			wantLabels := map[string]string{"key1": "value1", "key2": "value2"}
			if gotLabels := getProfLabel(); !reflect.DeepEqual(gotLabels, wantLabels) {
				t.Errorf("child goroutine's profile labels: got %v, want %v", gotLabels, wantLabels)
			}
			sync <- struct{}{}
		}()
		<-sync

	})

	wantLabels = map[string]string{}

package race_test

import (
	"runtime"
	"sync"
	"testing"
	"time"
)

func TestNoRaceWaitGroup(t *testing.T) {
	var x int
	_ = x
	var wg sync.WaitGroup
	n := 1
	for i := 0; i < n; i++ {
		wg.Add(1)
		j := i
		go func() {
			x = j
			wg.Done()
		}()
	}
	wg.Wait()
}

func TestRaceWaitGroup(t *testing.T) {
	var x int
	_ = x
	var wg sync.WaitGroup
	n := 2
	for i := 0; i < n; i++ {

// a qualified identifier with non-existing package.

package p

type _ struct {
	F sync.Mutex // ERROR "undefined: sync|expected package|reference to undefined name"
}

type _ struct {
	sync.Mutex // ERROR "undefined: sync|expected package|reference to undefined name"
}

type _ interface {
	sync.Mutex // ERROR "undefined: sync|expected package|expected signature or type name|reference to undefined name"

func abigen_sync_atomic_LoadUint64(addr *uint64) (val uint64)

//go:linkname abigen_sync_atomic_LoadUintptr sync/atomic.LoadUintptr
func abigen_sync_atomic_LoadUintptr(addr *uintptr) (val uintptr)

//go:linkname abigen_sync_atomic_LoadPointer sync/atomic.LoadPointer
func abigen_sync_atomic_LoadPointer(addr *unsafe.Pointer) (val unsafe.Pointer)

//go:linkname abigen_sync_atomic_StoreInt32 sync/atomic.StoreInt32

        def sync = server.expectAndBlock("registered")
        def resultHandler = new TestResultHandler()

        when:
        withConnection { ProjectConnection connection ->
            def build = connection.newBuild()
            build.forTasks(':sub:broken')
            build.withCancellationToken(cancel.token())
            build.run(resultHandler)
            sync.waitForAllPendingCalls(resultHandler)

package sync_test

import (
	"bytes"
	"math"
	"runtime"
	"runtime/debug"
	"sync"
	"sync/atomic"
	"testing"
	_ "unsafe"
)

// We assume that the Once.Do tests have already covered parallelism.

func TestOnceFunc(t *testing.T) {
	calls := 0
	f := sync.OnceFunc(func() { calls++ })
	allocs := testing.AllocsPerRun(10, f)
	if calls != 1 {
		t.Errorf("want calls==1, got %d", calls)

pkg sync/atomic, func OrInt64(*int64, int64) int64 #61395
pkg sync/atomic, func OrUint32(*uint32, uint32) uint32 #61395
pkg sync/atomic, func OrUint64(*uint64, uint64) uint64 #61395
pkg sync/atomic, func OrUintptr(*uintptr, uintptr) uintptr #61395
pkg sync/atomic, method (*Int32) And(int32) int32 #61395
pkg sync/atomic, method (*Int32) Or(int32) int32 #61395
pkg sync/atomic, method (*Int64) And(int64) int64 #61395

}

func TestRaceMutex(t *testing.T) {
	var mu sync.Mutex
	var x int16 = 0
	_ = x
	ch := make(chan bool, 2)
	go func() {
		x = 1
		mu.Lock()
		defer mu.Unlock()
		ch <- true
	}()
	go func() {
		x = 2
		mu.Lock()
		mu.Unlock()
		ch <- true
	}()
	<-ch
	<-ch
}

func TestRaceMutex2(t *testing.T) {
	var mu1 sync.Mutex
	var mu2 sync.Mutex
	var x int8 = 0
	_ = x